Datasheet 3D Model

WA8478 Transformer

for Analog Devices ADP1031

Developed for use with isolated DC-DC regulator in Analog Devices ADP1031 isolated micropower management unit (PMU)

立即购买:

计数	单价
1	$4.15
175	$3.56
700	$3.10
1400	$2.69
2800	$2.31
5000	$2.13

对于大批量采购或非库存产品，点击这里请求报价。

Packaging

C = 7" machine-ready reel

. 现货，可今天发货.

索取样品:

典型应用

与Analog Devices ADP1031一起使用

输入电压	输出	功率
4.5 V — 60 V	24 V , 0.02 A	0.5 W

规格

Electrical specifications at 25°C.

零件号 1 (Hover for schematics)	0A时的电感 (µH) 2 (公差: ±10%)	最小电感 0.15 A (µH) 3	DCR max		最大漏电感 (µH) 4	匝数比	隔离电压 (Vrms) 5
零件号 1 (Hover for schematics)	0A时的电感 (µH) 2 (公差: ±10%)	最小电感 0.15 A (µH) 3	Pri (Ω)	Sec (Ω)	最大漏电感 (µH) 4	Pri : Sec	隔离电压 (Vrms) 5
WA8478-BEC	275	220	1.20	2.46	1.2	1 : 1	2250

注释

When ordering, please specify packaging code: e.g.WA8478-BEC
Inductance is for the primary, measured on an Agilent/HP 4284 at 100 kHz, 0.1 Vrms, 0 Adc.
Minimum inductance is for the primary, measured at 100 KHz, 0.1 Vrms, 0.15 Adc.
Leakage inductance is for the primary with secondary winding shorted together.
Isolation (hipot) measured between windings for one minute.. Isolation (hipot) measured between windings for one minute.

端子:

RoHS-compliant, halogen free. 260°C compatible. Tin-silver-copper (95.5/3.8/0.7) over tin over nickel over phos bronze.

包装:

C = 7″ machine ready reel. EIA-481 embossed plastic tape (175 parts per reel). Quantities less than full reel available: in tape (not machine ready) or with leader and trailer ($25 charge).
D = 13″ machine ready reel. EIA-481 embossed plastic tape. Factory order only, not stocked (750 parts per full reel).

环境

环境:

符合RoHS , 无卤素

环境温度范围:

–40°C to +125°C

储存温度范围:

Component: –40°C to +165°C
Tape and reel packaging: –40°C to +80°C

最高元件温度:

+165°C

故障率（FIT）/平均故障间隔时间（MTBF）:

See FIT/MTBF Calculations

原理图

物理特性

卷装规格

Parts per reel		Reel dimensions (mm)					Tape dimensions (mm)						Orientation
7" (178 mm)	13" (330 mm)	A	B	C	D	E	W	P	Po	P1	H	T
175	750	178/330	60/100	13	30,4	24,4	24	12	4	2	7,0	0,4

一般规格

核心材料:

Ferrite

重量:

0.76 g

包装:

175 per 7″; 750 per reel, 13″ reel Plastic tape: 24 mm wide, 0.40 mm thick, 12 mm pocket spacing, 7 mm pocket depth

焊接/清洗

湿气敏感度等级（MSL）:

1 (unlimited floor life at <30°C / 85% relative humidity)

抗焊接热:

Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles

焊接之前，请参阅焊接线艺元件。

PCB清洗:

Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info.

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